Boox - Note Air 4 C vs reMarkable - Paper Pro

The Note Air 4 C is the clear pick on raw spec strength, leading by 8.6 points on the Mars Score. The margin is wide enough that the underdog only makes sense if its individual strengths line up with what you specifically need.

Pick the Note Air 4 C if you carry the device everywhere and weight or thickness has been the deciding factor before. The biggest gaps in its favor are weight, resolution.

Pick the Paper Pro if the display is what you stare at all day — refresh rate, brightness, or sharpness is where the difference will be most visible. Its strongest claims are screen size.

Both ship with comparable storage, waterproof, color screen, so those specs don't separate the two — focus on the differences below.

Bottom line: the Note Air 4 C is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.